package jdbc;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo6 {
    public static void main(String[] args)  {
        try (Connection connection = DBUtil.getConnection()){
            Statement statement = connection.createStatement();
            String sql = "SELECT t.name ,t.gender , c.name , c.floor " +
                    "FROM teacher t  " +
                    "JOIN class c ON c.teacher_id = t.id " +
                    "WHERE t.name = '王克晶'";
            ResultSet rs = statement.executeQuery(sql);
            while(rs.next()){
                String tname = rs.getString("t.name");
                String tgender = rs.getString("t.gender");
                String cname = rs.getString("c.name");
                int cfloor = rs.getInt("c.floor");
                System.out.println(tname + tgender+cname+cfloor);
            }
        } catch (SQLException e) {
            e.printStackTrace();

        }
    }
}
